Home / 53,810.80-74,260.68-29,612.72

Finding the Fourth Proportional to 53,810.80, 74,260.68 and 29,612.72

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Solution

The fourth proportional to 53,810.80, 74,260.68 and 29,612.72 is: 40,866.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,810.80 : 74,260.68 = 29,612.72 : x
  2. Step 2: Convert to fraction form
    53,810.80/74,260.68 = 29,612.72/x
  3. Step 3: Cross multiply
    53,810.80x = 74,260.68 × 29,612.72
  4. Step 4: Simplify right side
    53,810.80x = 2,199,060,723.85
  5. Step 5: Solve for x
    x = 2,199,060,723.85/53,810.80
  6. Step 6: Final answer
    x = 40,866.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.